//
//  NSObject+kvo.h
//  运行时自定义KVO
//
//  Created by Hello Cai on 2019/11/25.
//  Copyright © 2019 Hello Cai. All rights reserved.
//

#import <Foundation/Foundation.h>

NS_ASSUME_NONNULL_BEGIN

@interface NSObject (kvo)

- (void)K_addObserver:(NSObject *)observer forKeyPath:(NSString *)keyPath options:(NSKeyValueObservingOptions)options context:(void *)context;

@end

NS_ASSUME_NONNULL_END
